{taskinstance.py:1128} ERROR - Error while fetching server API version: ('Connection aborted.', ConnectionRefusedError(111, 'Connection refused'))

[Shubhamjain6197]

I am facing issue while after downloading docker image in airflow via docker operator.

[2020-11-09 01:04:19,301] {taskinstance.py:1128} ERROR - Error while fetching server API version: ('Connection aborted.', ConnectionRefusedError(111, 'Connection refused'))
Traceback (most recent call last):
File "/usr/local/lib/python3.6/dist-packages/urllib3/connectionpool.py", line 677, in urlopen
chunked=chunked,
File "/usr/local/lib/python3.6/dist-packages/urllib3/connectionpool.py", line 392, in _make_request
conn.request(method, url, **httplib_request_kw)
File "/usr/lib/python3.6/http/client.py", line 1264, in request
self._send_request(method, url, body, headers, encode_chunked)
File "/usr/lib/python3.6/http/client.py", line 1310, in _send_request
self.endheaders(body, encode_chunked=encode_chunked)
File "/usr/lib/python3.6/http/client.py", line 1259, in endheaders
self._send_output(message_body, encode_chunked=encode_chunked)
File "/usr/lib/python3.6/http/client.py", line 1038, in _send_output
self.send(msg)
File "/usr/lib/python3.6/http/client.py", line 976, in send
self.connect()
File "/usr/local/lib/python3.6/dist-packages/docker/transport/unixconn.py", line 43, in connect
sock.connect(self.unix_socket)
ConnectionRefusedError: [Errno 111] Connection refused